article·2002-01-01

Study on Hydrothermally Prepared Bi_4Ti_3O_(12) Nanoparticles

Yang Qun

Abstract

The influences of hydrothermal conditions (including starting materials, reaction temperature and time) on crystal structure and morphologies of Bi4Ti3O12 particles, were discussed. Bi4Ti3O12 nanocrystalline particles were hydrothermally synthesized in the range of 180-230℃, for 2-12h from Bi(NO3)3·5H2, TiCl4 and NaOH solution. The XRD results reveal that the Bi4Ti3O12 nanoparticles obtained possess a typical bismuth layered perovskite structure. TEM microphotographs show that the Bi4Ti3O12 nanoparticles are tabular, and their average length is about 200 nanometers.
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OpenAlex topics: Geomechanics and Mining Engineering · Civil and Geotechnical Engineering Research

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